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add incremental hashing interface to Backend

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As yet unused.

Backend.External could perhaps implement it too, although that would
involve sending chunks of data to it via a pipe or something, so likely
to be slow.
This commit is contained in:
Joey Hess 2021-02-09 15:00:51 -04:00
parent fd51b0cd83
commit ed684f651e
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GPG key ID: DB12DB0FF05F8F38
6 changed files with 204 additions and 65 deletions
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99
Utility/Hash.hs
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@ -2,29 +2,57 @@
module Utility.Hash (
sha1,
sha1_context,
sha2_224,
sha2_224_context,
sha2_256,
sha2_256_context,
sha2_384,
sha2_384_context,
sha2_512,
sha2_512_context,
sha3_224,
sha3_224_context,
sha3_256,
sha3_256_context,
sha3_384,
sha3_384_context,
sha3_512,
sha3_512_context,
skein256,
skein256_context,
skein512,
skein512_context,
blake2s_160,
blake2s_160_context,
blake2s_224,
blake2s_224_context,
blake2s_256,
blake2s_256_context,
blake2sp_224,
blake2sp_224_context,
blake2sp_256,
blake2sp_256_context,
blake2b_160,
blake2b_160_context,
blake2b_224,
blake2b_224_context,
blake2b_256,
blake2b_256_context,
blake2b_384,
blake2b_384_context,
blake2b_512,
blake2b_512_context,
blake2bp_512,
blake2bp_512_context,
md5,
md5_context,
md5s,
hashUpdate,
hashFinalize,
Digest,
HashAlgorithm,
Context,
props_hashes_stable,
Mac(..),
calcMac,
@ -35,78 +63,147 @@ import qualified Data.ByteString as S
import qualified Data.ByteString.Lazy as L
import qualified Data.Text as T
import qualified Data.Text.Encoding as T
import "cryptonite" Crypto.MAC.HMAC
import "cryptonite" Crypto.MAC.HMAC hiding (Context)
import "cryptonite" Crypto.Hash
sha1 :: L.ByteString -> Digest SHA1
sha1 = hashlazy
sha1_context :: Context SHA1
sha1_context = hashInit
sha2_224 :: L.ByteString -> Digest SHA224
sha2_224 = hashlazy
sha2_224_context :: Context SHA224
sha2_224_context = hashInit
sha2_256 :: L.ByteString -> Digest SHA256
sha2_256 = hashlazy
sha2_256_context :: Context SHA256
sha2_256_context = hashInit
sha2_384 :: L.ByteString -> Digest SHA384
sha2_384 = hashlazy
sha2_384_context :: Context SHA384
sha2_384_context = hashInit
sha2_512 :: L.ByteString -> Digest SHA512
sha2_512 = hashlazy
sha2_512_context :: Context SHA512
sha2_512_context = hashInit
sha3_224 :: L.ByteString -> Digest SHA3_224
sha3_224 = hashlazy
sha3_224_context :: Context SHA3_224
sha3_224_context = hashInit
sha3_256 :: L.ByteString -> Digest SHA3_256
sha3_256 = hashlazy
sha3_256_context :: Context SHA3_256
sha3_256_context = hashInit
sha3_384 :: L.ByteString -> Digest SHA3_384
sha3_384 = hashlazy
sha3_384_context :: Context SHA3_384
sha3_384_context = hashInit
sha3_512 :: L.ByteString -> Digest SHA3_512
sha3_512 = hashlazy
sha3_512_context :: Context SHA3_512
sha3_512_context = hashInit
skein256 :: L.ByteString -> Digest Skein256_256
skein256 = hashlazy
skein256_context :: Context Skein256_256
skein256_context = hashInit
skein512 :: L.ByteString -> Digest Skein512_512
skein512 = hashlazy
skein512_context :: Context Skein512_512
skein512_context = hashInit
blake2s_160 :: L.ByteString -> Digest Blake2s_160
blake2s_160 = hashlazy
blake2s_160_context :: Context Blake2s_160
blake2s_160_context = hashInit
blake2s_224 :: L.ByteString -> Digest Blake2s_224
blake2s_224 = hashlazy
blake2s_224_context :: Context Blake2s_224
blake2s_224_context = hashInit
blake2s_256 :: L.ByteString -> Digest Blake2s_256
blake2s_256 = hashlazy
blake2s_256_context :: Context Blake2s_256
blake2s_256_context = hashInit
blake2sp_224 :: L.ByteString -> Digest Blake2sp_224
blake2sp_224 = hashlazy
blake2sp_224_context :: Context Blake2sp_224
blake2sp_224_context = hashInit
blake2sp_256 :: L.ByteString -> Digest Blake2sp_256
blake2sp_256 = hashlazy
blake2sp_256_context :: Context Blake2sp_256
blake2sp_256_context = hashInit
blake2b_160 :: L.ByteString -> Digest Blake2b_160
blake2b_160 = hashlazy
blake2b_160_context :: Context Blake2b_160
blake2b_160_context = hashInit
blake2b_224 :: L.ByteString -> Digest Blake2b_224
blake2b_224 = hashlazy
blake2b_224_context :: Context Blake2b_224
blake2b_224_context = hashInit
blake2b_256 :: L.ByteString -> Digest Blake2b_256
blake2b_256 = hashlazy
blake2b_256_context :: Context Blake2b_256
blake2b_256_context = hashInit
blake2b_384 :: L.ByteString -> Digest Blake2b_384
blake2b_384 = hashlazy
blake2b_384_context :: Context Blake2b_384
blake2b_384_context = hashInit
blake2b_512 :: L.ByteString -> Digest Blake2b_512
blake2b_512 = hashlazy
blake2b_512_context :: Context Blake2b_512
blake2b_512_context = hashInit
blake2bp_512 :: L.ByteString -> Digest Blake2bp_512
blake2bp_512 = hashlazy
blake2bp_512_context :: Context Blake2bp_512
blake2bp_512_context = hashInit
md5 :: L.ByteString -> Digest MD5
md5 = hashlazy
md5_context :: Context MD5
md5_context = hashInit
md5s :: S.ByteString -> Digest MD5
md5s = hash